more or less是什麼意思?

意思是: 大概；在某種程度上

例句

I've been working on this project for about a year now, more or less.
我現在已經在這個項目上工作了大約一年, 或多或少.

More or less, I understand what you're trying to say.
我大致上理解你在說什麼.